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Appendix A Screen Details
> A.27 Set REC Buffer
ETERNUS DX400/DX8000 series ETERNUSmgr User Guide Settings/Maintenance
778
Copyright 2010 FUJITSU LIMITED
P2X0-0760-02ENZ0
A.27 Set REC Buffer
A.27.1 Set REC Buffer (Set) Screen
The REC Buffer information is set or changed on this screen.
For new settings, Box ID list is displayed for selection. When changing already set REC Buffer
settings, Box ID cannot be changed.
■ REC Buffer setting situation
● Setting item
• BoxID
The remote Box ID is displayed.
Select the Box ID of the remote device that is connected to the local device, for new settings.
• Type
The copy type where the relevant REC Buffer is used is displayed.
• Size (MB) (*1)
The relevant REC Buffer size per CPU (128, 256, 512, 1024, or 2048 MB) can be selected.
When changing REC Buffer settings, the current REC Buffer size is displayed as the initial
display.
• Usage
The relevant REC Buffer usage (Receive/Send) can be selected. When changing REC Buffer
settings, the current REC Buffer usage is displayed as the initial display.
• Forwarding interval (seconds)
Data forwarding interval (1, 2, 4, 8, 15, 30, 45, 60, 75, 90, 105, or 120 seconds) can be
selected.
A long forwarding interval reduces influence on the host I/O. However, it causes large data
loss in a time of disaster. The recommended setting value is "1 (second)".
When changing REC Buffer settings, the current forwarding interval is displayed as the initial
display.
List box is displayed only when an unused management group is
selected.
Note that [-] is for initial display only and cannot be selected.
Only available size will be displayed as options.
Note that [-] is for initial display only and cannot be selected.
• "Not used" is for initial display only and cannot be selected.
• To set REC Buffer unused, delete the REC Buffer.